Eaton ETR-4000-2A2EA0 Transformer relay - Profibus-DP over D-Sub / RS-485
Part Number: ETR-4000-2A2EA0
Quick Summary
Transformer relay from Eaton protects transformers in industrial plants with real-time protection and straightforward integration. Engineers often grapple with compatibility and wiring when upgrading protection schemes, risking downtime. Certification details such as CE, SIL, or IP ratings are not listed in this data; confirm current approvals with Eaton. This model combines robust transformer protection with Profibus-DP RS-485 communication, enabling reliable protection while reducing integration time and complexity for control systems.
Product Information
Extended Description
ETR-4000-2A2EA0 Eaton: Eaton, transformer relay, ETR-4000, Transformer protection relay, Profibus-DP over D-SUB / RS485, 5A, 1A, 40-250 Vac, 19-300 Vdc, 8, 9,Transformer, over D-Sub / RS-485, 19-300Vdc, 40-250Vac, 50/60 Hz
Product Name
Eaton transformer relay
Catalog Number
ETR-4000-2A2EA0
UPC
786679153833
Product Length/Depth
8.06 in
Product Height
8.7 in
Product Width
9.72 in
Product Weight
9.3 lb
Warranty
Eaton Selling Policy 25-000, one (1) year from the date of installation of the Product or eighteen (18) months from the date of shipment of the Product, whichever occurs first.
Compliances
Contact Manufacturer
Application
Transformer
Type
Transformer relay
Product Category
Transformer protection relay
Analog inputs
0
Analog outputs
0
Base relay
ETR-4000
Conformal coating
None
Communication
Profibus-DP over D-SUB / RS485
Current sensing inputs
2
Digital inputs
8
Digital outputs
9
I/O options
IRIG-B Sensitive Ground Input URTD Interface Trip Coil Monitor
Phase current
5A, 1A
PROFIBUS-DP
over D-Sub / RS-485
Sensing inputs
Differential Protection Current Protection and Metering
Zone selective interlocking
2
Number of inputs
8
Number of outputs
9
Power supply range
19-300Vdc, 40-250Vac
Frequency rating
50/60 Hz
Power consumption
40-250 Vac, 19-300 Vdc
Number of inputs
8
Number of outputs
9
Power supply range
19-300Vdc, 40-250Vac
Power consumption
40-250 Vac, 19-300 Vdc
Frequency rating
50/60 Hz
Terminals
Removable
Mounting method
Semi-flush
Voltage sensing inputs
0
Terminals
Removable
E-series protective relays
E-series protective relays
Programming an Eaton E-Series Relay, Step 3: Getting Started with the E-Series Wizard
Programming an Eaton E-Series Relay, Step 3: Getting Started with the E-Series Wizard
Programming an Eaton E-Series Relay, Step 3: Getting Started with the E-Series Wizard
Programming an Eaton E-Series Relay, Step 3: Getting Started with the E-Series Wizard
Programming an Eaton E-Series Relay, Step 3: Getting Started with the E-Series Wizard
Programming an Eaton E-Series Relay, Step 3: Getting Started with the E-Series Wizard
Programming an Eaton E-Series Relay, Step 3: Getting Started with the E-Series Wizard
Eaton Specification Sheet - ETR-4000-2A2EA0
Feature → Business Impact → Application: 8 digital inputs, 9 outputs enable comprehensive logic and signaling without external modules, reducing panel footprint and wiring time in switchgear assemblies for power distribution. This translates to faster commissioning and lower installation costs in automotive and process industries. Feature → Business Impact → Application: 2 current sensing inputs and differential protection capabilities improve fault detection accuracy, supporting reduced transformer downtime and extended asset life in substations and copper/steel plants. Feature → Business Impact → Application: power supply range of 19-300Vdc and 40-250Vac supports diverse plant power architectures, enabling single-sourcing of protection relays across facilities. Feature → Business Impact → Application: Profibus-DP over D-Sub / RS-485 enables seamless integration with existing PLCs and SCADA systems, improving data visibility and remote diagnostics in batch and continuous processes. Feature → Business Impact → Application: 50/60 Hz operation with removable terminals and semi-flush mounting simplifies on-site installation and inspection, minimizing maintenance windows. Feature → Business Impact → Application: I/O options like IRIG-B, URTD Interface, Trip Coil Monitor future-proof the protection scheme, supporting upgrades without hardware replacements.
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FAQs
Installation starts with confirming power supply compatibility (19-300 Vdc or 40-250 Vac) and ensuring the unit is mounted semi-flush with removable terminals for easy wiring. The 8 digital inputs and 9 outputs simplify control routing, while Profibus-DP over RS-485 is wired to your PLC or SCADA network. Use the URTD/IRIG-B options as required and verify zone selective interlocking settings to optimize protection coordination.
Key specs include a power supply range of 19-300 Vdc and 40-250 Vac, 50/60 Hz operation, 8 digital inputs, 9 digital outputs, and 2 current sensing inputs. The device supports differential protection, current protection, and metering, with Profibus-DP communication over D-Sub RS-485 for integration with control systems.
Yes. It is designed as a transformer protection relay with features like differential protection, current protection, and metering. It offers zone selective interlocking and Profibus-DP communication, enabling reliable operation within substation-type protection schemes and facilitating remote monitoring and diagnostics.
Certification details are not specified in the provided data; Eaton notes 'Compliances: Contact Manufacturer.' For capital projects or regulated environments, consult Eaton to obtain the latest CE, SIL, IP, or other applicable certifications and ensure alignment with your facility’s regulatory requirements.
The relay consolidates I/O (8 DI, 9 DO) and communication (Profibus-DP RS-485) with robust protection features, reducing panel complexity and installation time. Its compatibility with various power ranges and mountings supports faster deployment across multiple plants, lowering total cost of ownership while improving downtime prevention and protection reliability.